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Benzene, 1,4-diethynyl- cas no:935-14-8

Synonyms: Benzene,p-diethynyl- (7CI,8CI);1,4-Bis(ethynyl)benzene;p-Diethynylbenzene;

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Identification
Chemical Properties
Safety Data
Toxicity

Identification

NameBenzene, 1,4-diethynyl-
CAS935-14-8
SynonymsBenzene,p-diethynyl- (7CI,8CI);1,4-Bis(ethynyl)benzene;p-Diethynylbenzene;
Molecular FormulaC₁₀H₆
Molecular Weight126.16

Chemical Properties

AppearanceWhite powder
refractive index1.567?
storage tempRefrigerator (+4°C)

Safety Data

Hazard Xi: Irritant;
Risk R43;R52/53
Safety

Safety Information of 1,4-Diethynylbenzene (CAS NO.935-14-8):
Hazard Codes: Xi,F
Risk Statements: 43-52/53
43: May cause sensitization by skin contact
52: Harmful to aquatic organisms
53: May cause long-term adverse effects in the aquatic environment
Safety Statements: 37/39
37: Wear suitable gloves
39: Wear eye/face protection

Toxicity

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
mouse	LD50	unreported	4500mg/kg (4500mg/kg)	BEHAVIORAL: ALTERED SLEEP TIME (INCLUDING CHANGE IN RIGHTING REFLEX) LUNGS, THORAX, OR RESPIRATION: RESPIRATORY STIMULATION	Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 30(5), Pg. 59, 1986.

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